code: def polar(
      abs,
      angle,
      *,
      out=None,
  ):
      return complex(abs * angle.cos(), abs * angle.sin(), out=out)
  
imports: import ivy
  from ivy.functional.frontends.torch.func_wrapper import to_ivy_arrays_and_back, to_ivy_shape
  from ivy.func_wrapper import with_unsupported_dtypes, with_supported_dtypes
  import ivy.functional.frontends.torch
label_desc: Use image node_id 21 for calling a global function with example usage: polar(abs, angle) and returns: complex